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Cuproiridsite Mineral Data
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General Cuproiridsite Information
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 Chemical Formula: |
CuIr2S4 |
| Composition: |
Molecular Weight = 576.25 gm |
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Copper 11.03 % Cu |
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Iridium 66.71 % Ir |
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Sulfur 22.26 % S |
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______ |
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100.00 % |
| Empirical Formula: |
CuIr2S4 |
| Environment: |
In alluvial deposits. |
| IMA Status: |
Approved IMA 1985 |
| Locality: |
From undefined localities in the Aldan Shield and Kamchatka, Far Eastern Region, USSR. Link to MinDat.org Location Data. |
| Name Origin: |
For the chemical composition. |
| Synonym: |
ICSD 75531 |
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PDF 39-329 |
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Cuproiridsite Image |
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Images:
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Cuproiridsite Isoferroplatinum
Comments: Gray equant crystal of cuproiridsite in light gray isoferroplatinum. Polished section (from microprobe analysis) in reflected light.
Location: Konder Mine, Konder alkaline-ultrabasic massif, Aldan shield, Saha (Sakha) Republic (Yakutia), Eastern-Siberian Region, Russia.
Scale: Picture size 0.14 mm.
© Thomas Witzke / Abraxas-Verlag |
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Cuproiridsite Crystallography
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| Cell Dimensions: |
a = 9.92, Z = 8; V = 976.19 Den(Calc)= 7.84 |
| Crystal System: |
Isometric - Hexoctahedral H-M Symbol (4/m 3 2/m) Space Group: F d3m |
| X Ray Diffraction: |
By Intensity(I/Io): 1.76(1), 3(1), 2.489(0.9), |
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Physical Properties of Cuproiridsite
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| Color: |
Iron black, Black. |
| Density: |
7.24 |
| Diaphaneity: |
Opaque |
| Hardness: |
5-6 - Between Apatite and Orthoclase |
| Luster: |
Metallic |
| Streak: |
ingen |
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Optical Properties of Cuproiridsite
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| RL Color: |
Gray. |
| Reflectivity |
Standardized Intensity (100%) Reflection Spectra of Cuproiridsite in Air
| λ |
R1 |
R2 |
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∑ R1(λ) |
∑ R2(λ) |
| 460 nm |
35.00 |
37.50 |
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| 480 nm |
34.40 |
37.20 |
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| 500 nm |
34.00 |
37.10 |
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| 520 nm |
34.00 |
37.10 |
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| 540 nm |
33.60 |
37.20 |
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| 560 nm |
33.40 |
37.20 |
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| 580 nm |
33.10 |
37.50 |
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| 600 nm |
32.80 |
37.70 |
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| 620 nm |
32.60 |
37.80 |
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| 640 nm |
32.40 |
37.80 |
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| 660 nm |
32.20 |
37.80 |
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| 680 nm |
32.10 |
38.10 |
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| 700 nm |
32.00 |
38.40 |
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Calculated Relative Intensity Colors of Cuproiridsite in Air
Relative
Intensity |
0% |
30% |
60% |
90% |
100% |
120% |
150% |
180% |
210% |
240% |
270% |
| R1 |
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| R2 |
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Calculated Properties of Cuproiridsite
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| Electron Density: |
Bulk Density (Electron Density)=6.72 gm/cc
note: Specific Gravity of Cuproiridsite =7.84 gm/cc.
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| Fermion Index: |
Fermion Index = 0.0016693796
Boson Index = 0.9983306204 |
| Photoelectric: |
PECuproiridsite = 970.92 barns/electron
U=PECuproiridsite x rElectron Density=6,525.51 barns/cc.
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| Radioactivity: |
GRapi = 0 (Gamma Ray American Petroleum Institute Units)
Cuproiridsite is Not Radioactive |
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Cuproiridsite Classification
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| Dana Class: |
02.10.01.15 (02)Sulfides - Including Selenides and Tellurides |
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(02.10)where Am Bn Xp, with (m+n):p=3:4 |
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(02.10.01)Linnaeite Group (Isometric: Fd3m) |
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02.10.01.01 Linnaeite CoCo2S4 F d3m 4/m 3 2/m |
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02.10.01.02 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m |
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02.10.01.03 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m |
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02.10.01.04 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m |
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02.10.01.05 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m |
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02.10.01.06 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m |
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02.10.01.07 Polydymite NiNi2S4 F d3m 4/m 3 2/m |
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02.10.01.08 Violarite FeNi2S4 F d3m 4/m 3 2/m |
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02.10.01.09 Trustedtite Ni3Se4 F d3m 4/m 3 2/m |
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02.10.01.10 Greigite FeFe2S4 F d3m 4/m 3 2/m |
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02.10.01.11 Daubreelite FeCr2S4 F d3m 4/m 3 2/m |
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02.10.01.12 Indite FeIn2S4 F d3m 4/m 3 2/m |
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02.10.01.13 Kalininite ZnCr2S4 F d3m 4/m 3 2/m |
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02.10.01.14 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m |
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02.10.01.15 Cuproiridsite CuIr2S4 F d3m 4/m 3 2/m |
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02.10.01.16 Cuprorhodsite CuRh2S4 F d3m 4/m 3 2/m |
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02.10.01.17 Malanite Cu(Pt,Ir)2S4 F d3m 4/m 3 2/m |
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02.10.01.18 Ferrorhodsite (Fe,Cu)(Rh,Ir,Pt)2S4 F d3m 4/m 3 2/m |
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02.10.01.19 Cadmoindite! CdIn2S4 F d3m 4/m 3 2/m |
| Strunz Class: |
02.DA.05 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
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02.D - Metal Sulfides, M:S = 3:4 and 2:3 |
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02.DA -M:S = 3:4 |
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02.DA.05 Bornhardtite CoCo2Se4 F d3m 4/m 3 2/m |
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02.DA.05 Florensovite Cu(Cr1.5Sb0.5)S4 F d3m 4/m 3 2/m |
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02.DA.05 Carrollite Cu(Co,Ni)2S4 F d3m 4/m 3 2/m |
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02.DA.05 Fletcherite Cu(Ni,Co)2S4 F d3m 4/m 3 2/m |
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02.DA.05 Cuproiridsite CuIr2S4 F d3m 4/m 3 2/m |
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02.DA.05 Cuprorhodsite CuRh2S4 F d3m 4/m 3 2/m |
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02.DA.05 Dayingite* CuCoPtS4 F m3m 4/m 3 2/m |
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02.DA.05 Daubreelite FeCr2S4 F d3m 4/m 3 2/m |
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02.DA.05 Ferrorhodsite (Fe,Cu)(Rh,Ir,Pt)2S4 F d3m 4/m 3 2/m |
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02.DA.05 Greigite FeFe2S4 F d3m 4/m 3 2/m |
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02.DA.05 Indite FeIn2S4 F d3m 4/m 3 2/m |
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02.DA.05 Linnaeite CoCo2S4 F d3m 4/m 3 2/m |
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02.DA.05 Kalininite ZnCr2S4 F d3m 4/m 3 2/m |
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02.DA.05 Malanite Cu(Pt,Ir)2S4 F d3m 4/m 3 2/m |
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02.DA.05 Polydymite NiNi2S4 F d3m 4/m 3 2/m |
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02.DA.05 Violarite FeNi2S4 F d3m 4/m 3 2/m |
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02.DA.05 Tyrrellite (Cu,Co,Ni)3Se4 F d3m 4/m 3 2/m |
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02.DA.05 Siegenite (Ni,Co)3S4 F d3m 4/m 3 2/m |
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02.DA.05 Xingzhongite (Pb,Cu,Fe)(Ir,Pt,Rh)2S4 F d3m 4/m 3 2/m |
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02.DA.05 Trustedtite Ni3Se4 F d3m 4/m 3 2/m |
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02.DA.05 Cadmoindite! CdIn2S4 F d3m 4/m 3 2/m |
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Other Cuproiridsite Information
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| References: |
NAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
| See Also: |
Links to other databases for Cuproiridsite :
1 - Am. Min. Crystal Structure Database
2 - Athena
3 - EUROmin Project
4 - Ecole des Mines de Paris
5 - GeoScienceWorld
6 - Google Images
7 - Google Scholar
8 - Handbook of Mineralogy (MinSocAm)
9 - Handbook of Mineralogy (UofA)
10 - MinDAT
11 - Mineralienatlas (Deutsch)
12 - Online Mineral Museum
13 - QUT Mineral Atlas
14 - Ruff.Info
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Cuproiridsite
CuIr2S4
Dana No: 02.10.01.15 Strunz No: 02.DA.05
Locality:
Notes:
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